Park Tool RT 1 Head Cup Remover. This handy tool makes headset cup removal easy. Just pull it through the frame and tap the tool head to knock the cup loose. Works for 1, 1 18 and 1 14 headsets as well as PressFit 30 PF30 bottom bracket units. The PressFit 30 inside diameter is the same as headset cups, and are pressed in the same manner.